Patent intelligence · US
US 11278559
Prodrug compounds and their uses
Prodrug compounds and their uses
Patent details — US 11278559
- Jurisdiction
- US
- Status
- granted
- Grant date
- Mar 22, 2022
- Expiration
- Mar 17, 2042
- Applicant
- Ligand Pharmaceuticals Incorporated
- Claims
- 24
- CPC classes
- A61K, A61K31/661, A61K31/6615, A61K31/663
Quick answer
US 11278559 (Prodrug compounds and their uses) is held by Ligand Pharmaceuticals Incorporated. Status: granted. Granted Mar 22, 2022. Expires Mar 17, 2042 (16 years remaining) — relevant for patent-cliff and LOE planning.
Key facts
- Applicant
- Ligand Pharmaceuticals Incorporated
- Grant date
- Expiration
- Claims
- 24
- CPC classes
- A61K, A61K31/661, A61K31/6615, A61K31/663, A61K31/675, A61K31/7072
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Frequently asked questions
What is US patent 11278559?
US 11278559 (Prodrug compounds and their uses) is held by Ligand Pharmaceuticals Incorporated. Status: granted. Granted Mar 22, 2022. Expires Mar 17, 2042 (16 years remaining) — relevant for patent-cliff and LOE planning.
Who owns US 11278559?
Ligand Pharmaceuticals Incorporated is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 133 pharmaceutical patents for this assignee.
When does US 11278559 expire?
Our index shows an expiration date of Mar 17, 2042 (16 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.